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system-security-cryptography-xml

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KSeFSigner is an unofficial .NET 8 workaround for signing XML documents (AuthTokenRequest) in XAdES-BES format for KSeF API 2.0 (Polish National e-Invoicing System). Addresses the ECDSA-SHA256 support gap in .NET 8. Works with UiPath Windows projects

  • Updated Jun 2, 2026
  • C#

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